Cleistosphinctes is an extinct cephalopod genus from the ammonite order that lived during the Middle Jurassic. Cleistosphinctes, named by Arkell, 1953...
2 KB (107 words) - 04:02, 29 April 2022
Chumazites Cibolaites Cibolites Cicatrites Cirroceras Cladiscites Clambites Cleistosphinctes Cleoniceras Cleviceras Clinolobus Clionitites Clioscaphites Clistoceras...
65 KB (2,780 words) - 20:33, 4 September 2024
possibly also the species Lepteocaloceras ? strictum. Leptosphinctes (Cleistosphinctes) umbilicatus Sp nov Valid Galácz Bajocian Hungary A species of Leptosphinctes...
124 KB (3,992 words) - 13:08, 28 July 2024